Also, the enzyme inhibitory capacity was tested directly in the undigested liqueur and liqueur after the gastric and intestinal phases of the gastrointestinal digestion process, to evaluate the inhibition of acetylcholinesterase (AChE) and tyrosinase, the main enzymes associated with Alzheimer’s [23] and Parkinson ́s [24] neurodegenerative diseases, respectively; and of the enzymes linked with type 2 diabetes mellitus [25], α-amylase and α-glucosidase. The gene discussed is TYR; the disease is neurodegenerative disease.